Home / 972,306.20-1,358,079.40-972,306.20

Finding the Fourth Proportional to 972,306.20, 1,358,079.40 and 972,306.20

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Solution

The fourth proportional to 972,306.20, 1,358,079.40 and 972,306.20 is: 1,358,079.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,306.20 : 1,358,079.40 = 972,306.20 : x
  2. Step 2: Convert to fraction form
    972,306.20/1,358,079.40 = 972,306.20/x
  3. Step 3: Cross multiply
    972,306.20x = 1,358,079.40 × 972,306.20
  4. Step 4: Simplify right side
    972,306.20x = 1,320,469,020,712.28
  5. Step 5: Solve for x
    x = 1,320,469,020,712.28/972,306.20
  6. Step 6: Final answer
    x = 1,358,079.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.